/***************************通用样式************************/
  body{
     padding:0;
	 margin:0;
  }
p,h1,h2,h3,h4,h5,h6,ul,ol,dl,dd,pre{
  margin:0;
  padding:0;
  list-style:none;
  font-size:12px;
}
a{
 text-decoration:none;
 color:#000;
  font-size:12px;
}
img{
  vertical-align:middle;
  border:0;
}
.clear:after{
  content:"";
  display:block;
  clear:both;
}
.lf{ float:left; } 
.rf{ float:right;}
em{
  font-style:normal;
}
tr{
    display: table-row;
    vertical-align: inherit;
    border-color: inherit;
}